gymnast8900
29.11.2019 •
Mathematics
In a study designed to test the results of cramming versus spaced practice, the researcher finds that students who crammed scored an average of 72 on the exam while students who spaced out their practice scored an average of 78 on the exam. if the value of sdifference is 2.5, what is the value of t?
Solved
Show answers
More tips
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- C Computers and Internet How to Learn to Type Fast?...
- A Art and Culture Who Said The Less We Love a Woman, the More She Likes Us ?...
Answers on questions: Mathematics
- M Mathematics What is 3008.672 multiplied by 626.7624?...
- M Mathematics 7‑105. eduardo s friends guessed how many jelly beans were in a jar at his birthday party. here are their guesses: 75, 80, 95, 92, 100, 72, 71, 60, 65, 88, 60, 152....
- M Mathematics On the volleyball team 6 out of 15 girls are new. what percentage are not new?...
- M Mathematics What is the name for an upward trend for an exponential function...
- M Mathematics Which situation would be represented by zero? a $3 loss and a $4 profit a $3 loss a $4 loss and a $4 profit a $4 profit...
- M Mathematics You schedule production of communications chips. after the chips are produced, they go to the qc department, where each chip must pass a 2-hour test. over the past year, 5.0%...
- M Mathematics You have 4/9 of a large bottle of oil. you pour 3/5 of oil into a smaller bottle. houw much of the entire larger bottle did you pour into th smaller bottle?...
- M Mathematics Find the distance between the following two points: * (0,0) and (-4,-4)...
- M Mathematics Geometry help please...
- M Mathematics Which triangle represents a rotation? What is the center of rotation if the triangle...
Ответ:
20
Step-by-step explanation: